String Interpolation

In previous exercises, we assigned strings to variables. Here, you will learn how to insert the content saved to a variable into a string.

The JavaScript term for inserting the data saved to a variable into a string is string interpolation.

The + operator, known until now as the addition operator, is used to interpolate (insert) a string variable into a string, as follows:

letmyPet='armadillo';
console.log('I own a pet '+myPet+'.');
// Output: 'I own a pet armadillo.'

In the example above, we saved the value 'armadillo' to the myPet variable. On the second line, the + operator is used to combine three strings: I own a pet, the value saved to myPet, and .. We log the result of this interpolation to the console as: